This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the coefficient of correlation r = 0, then: a. the slope of the regression line is zero. b. ... (Read 67 times)

Frost2351

  • Hero Member
  • *****
  • Posts: 557
on: Jun 24, 2018
If the coefficient of correlation r = 0, then:
 a. the slope of the regression line is zero.
  b. there is no linear relationship whatsoever between the dependent variable y and the independent variable x.
  c. the coefficient of determination is zero.
  d. All of these are correct.
  e. None of these is correct.

Question 2

The coefficient of correlation r is a number that indicates the:
 a. direction of the relationship between the dependent variable y and the independent variable x.
  b. strength of the relationship between the dependent variable y and the independent variable x.
  c. proportion of the variation in the dependent variable y that is explained by the independent variable x.
  d. Only A and B are correct.
  e. A, B, and C are all correct.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

IRincones

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

D


Frost2351

  • Hero Member
  • *****
  • Posts: 557
Reply #2 on: Jun 24, 2018
Thank you


IRincones

  • Sr. Member
  • ****
  • Posts: 321
Reply #3 on: Jun 24, 2018
No problemo


« previous next »
 

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Medication errors are three times higher among children and infants than with adults.

the comet Encke riding along its pebbly trail of debris (long diagonal line) between the orbits of M the comet Encke riding along its pebbly trail of debris (long diagonal line) between the orbits of M
IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br
Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken
An upward-sloping spark line usually indicates a mechanical engine problem or a lean air–fuel ... An upward-sloping spark line usually indicates a mechanical engine problem or a lean air–fuel ...
How to find the equation of a line that is perpendicular to a line passing through a point How to find the equation of a line that is perpendicular to a line passing through a point
The forked-line method for determining gamete genotype frequency The forked-line method for determining gamete genotype frequency
Video: The life cycle of protein

For a complete list of videos, visit our video library